CN216043943U

CN216043943U - Automobile oil filter with increased filtering area

Info

Publication number: CN216043943U
Application number: CN202122760183.5U
Authority: CN
Inventors: 杨玲
Original assignee: Sichuan Lu'ao Auto Parts Co ltd
Current assignee: Sichuan Lu'ao Auto Parts Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-15
Anticipated expiration: 2031-11-11

Abstract

The utility model belongs to the technical field of filters, and particularly relates to a car oil filter capable of increasing the filtering area, which comprises a filter body, wherein an oil inlet pipe is fixedly connected to a protective cover of the filter body, clamping components for positioning a protective cover are equidistantly arranged on the outer wall of the filter body, the filter body comprises a shell, a slope-shaped spiral guide plate for reducing the flow velocity of engine oil is arranged on the inner wall of the shell, filter element bases are fixedly connected to the upper end and the lower end of the inner part of the shell, and slope-shaped filter paper corresponding to the slope-shaped spiral guide plate is arranged on an outer filter element between the filter element bases. According to the utility model, the slope-shaped spiral guide plate is arranged on the inner wall of the filter shell, and the broken filter paper is arranged on the outer side of the outer filter element, so that the contact area between the broken filter paper and the engine oil is increased, and the problem of poor engine oil filtering effect caused by small contact area between the engine oil and the filter paper in the oil filter at the current stage is solved.

Description

Automobile oil filter with increased filtering area

Technical Field

The utility model relates to the technical field of filters, in particular to a vehicle oil filter with an increased filtering area.

Background

The oil filter is responsible for filtering the media in the lubrication system. In the working process of the engine, metal abrasive dust, carbon deposit oxidized at high temperature, colloidal precipitate, water and the like are continuously mixed into lubricating oil, the oil filter is positioned in an engine lubricating system, the oil pump is arranged at the upstream of the oil filter, and each part needing to be lubricated in the engine is arranged at the downstream of the oil filter, so that mechanical impurities and colloids in the oil are filtered out, the cleaning of the lubricating oil is kept, and the service life of the parts is prolonged. The oil filter has the performances of strong filtering capacity, small flow resistance, long service life and the like, and the oil filter at the present stage can meet the basic use requirement of the oil filter when in use, but still has some defects.

1. Firstly, when the oil filter is used at the present stage, the contact area between the engine oil and the filtering mechanism is small, the filtering area cannot be enlarged, the filtering effect is further reduced, and the using effect is not ideal.

2. Secondly, filter core and filter paper setting are in the inside of shell, demolish inconveniently, and the change of inconvenient filter core and filter paper is overhauld, need overhaul very loaded down with trivial details when changing, and the result of use is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a vehicle oil filter with an increased filtering area, which solves the problems that the contact area between the engine oil and the filter paper in the vehicle oil filter is small, the engine oil cannot form a rotational flow effect, the filtering effect is single and the filter element is inconvenient to disassemble and assemble at the present stage.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides an increase area of filtration's automobile oil filter, includes the filter body, fixedly connected with advances oil pipe on the protective cover of filter body, and the equidistance is provided with the centre gripping subassembly that is used for fixing a position the protective cover on the outer wall of filter body, the filter body includes the casing, and is provided with the slope shape spiral guide plate that is used for reducing the machine oil velocity of flow on the inner wall of casing, the equal fixedly connected with filter core base of inside upper end and lower extreme of casing, be provided with the slope shape filter paper that corresponds with slope shape spiral guide plate on the outer filter core between the filter core base.

Furthermore, the inner side of the outer filter element between the filter element bases is fixedly connected with an inner filter element, and a positioning frame is arranged between the outer filter element and the inner filter element.

Further, the lower extreme fixedly connected with of filter body goes out oil pipe, and the inside oil pipe department that corresponds of casing sets up flutedly, fixedly connected with and the center tube that goes out oil pipe intercommunication on the recess.

Further, the outer wall of the central tube is fixedly connected with cylindrical filter paper.

Further, the clamping component comprises a support fixedly connected to the outer wall of the filter body, an air pressure rod is mounted on the support, and a pressing plate used for clamping the protective cover is rotatably connected to the upper end of the air pressure rod through a bearing seat.

(III) advantageous effects

Compared with the prior art, the utility model provides a car oil filter with an increased filtering area, which has the following beneficial effects:

1. according to the utility model, the slope-shaped spiral guide plate is arranged on the inner wall of the shell, correspondingly, the slope-shaped filter paper is arranged on one side of the outer filter element, the filter paper is in a slope-shaped structure, the contact area between the filter paper and engine oil can be enlarged when the engine oil enters, meanwhile, the slope-shaped spiral guide plate is also in a slope-shaped arrangement, and the slope-shaped spiral guide plate is arranged in a spiral shape, so that a certain flow guide effect can be achieved, the falling speed of the engine oil is reduced, the engine oil is fully contacted with the filter paper on the outer side of the filter element, and the filtering effect is further increased, so that the problems that the design of a filtering mechanism in the filter is unreasonable in the prior art, and the engine oil filtering effect is not ideal due to small filtering area are solved.

2. According to the utility model, the supports are arranged on the inner filter element and the outer filter element, and the clamping component for positioning the protective cover is arranged outside the filter body, so that the protective cover can be quickly positioned and installed on the filter body when in use, the aim of quick assembly and disassembly is fulfilled, the inner filter element and the filter paper can be conveniently overhauled and replaced, the stable use of the filter is ensured, and the problem that the filter element in the filter is inconvenient to replace at the present stage is solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an internal cross-sectional view of the filter body of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic view of a clamping assembly according to the present invention.

In the figure: 1. a filter body; 101. a housing; 102. a slope-shaped spiral guide plate; 103. slope-shaped filter paper; 104. an outer filter element; 105. a positioning frame; 106. a filter element base; 107. a groove; 108. an inner filter element; 109. cylindrical filter paper; 1010. a central tube; 2. an oil outlet pipe; 3. a clamping assembly; 301. a support; 302. a pneumatic rod; 303. a bearing seat; 304. pressing a plate; 4. a protective cover; 5. an oil inlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1-4, an automotive oil filter with an increased filtering area according to an embodiment of the present invention includes a filter body 1, an oil inlet pipe 5 is fixedly connected to a protecting cover 4 of the filter body 1, and clamping assemblies 3 for positioning the protecting cover 4 are equidistantly disposed on an outer wall of the filter body 1, the filter body 1 includes a housing 101, a slope-shaped spiral flow guide plate 102 for reducing a flow rate of engine oil is disposed on an inner wall of the housing 101, filter element bases 106 are fixedly connected to an upper end and a lower end of an inner portion of the housing 101, and a slope-shaped filter paper 103 corresponding to the slope-shaped spiral flow guide plate 102 is disposed on an outer filter element 104 between the filter element bases 106; in summary, when the device is assembled, the protective cover 4 is fastened to the upper end of the filter body 1, and then the protective cover 4 is positioned by the clamping component 3, when engine oil is filtered, the engine oil enters the inside of the filter body 1 through the oil inlet pipe 5, the inner wall of the shell 101 is provided with the slope-shaped spiral guide plate 102, the engine oil can flow in along the slope-shaped spiral guide plate 102 and then contacts with the slope-shaped filter paper 103, and the engine oil is filtered through the slope-shaped filter paper 103 and the outer filter element 104; according to the utility model, the slope-shaped spiral guide plate 102 is arranged on the inner wall of the shell 101, and the slope-shaped spiral structure of the slope-shaped spiral guide plate 102 can achieve the purposes of speed reduction and spiral dispersion on the entering engine oil, so that the engine oil is better contacted with the slope-shaped filter paper 103 and the outer filter element 104, the slope-shaped filter paper 103 is also of a slope-shaped structure, and the contact area of the slope-shaped filter paper 103 and the engine oil can be increased by arranging the slope-shaped spiral guide plate 102 in the shape, so that the filtering effect is increased, and the filtering quality of the engine oil is further improved.

As shown in fig. 2, in some embodiments, an inner filter element 108 is fixedly connected to the inner side of the outer filter element 104 between the filter element bases 106, and a positioning frame 105 is disposed between the outer filter element 104 and the inner filter element 108, so that engine oil can be primarily purified by the outer filter element 104 to remove impurities such as dust in the engine oil, and then enter the inner filter element 108 to achieve a further filtering effect, and the positioning frame 105 is disposed between the outer filter element 104 and the inner filter element 108 to achieve a positioning effect between the outer filter element 104 and the inner filter element 108.

As shown in fig. 1 and 3, in some embodiments, the oil outlet pipe 2 is fixedly connected to the lower end of the filter body 1, a groove 107 is formed in the housing 101 corresponding to the oil outlet pipe 2, a central pipe 1010 is fixedly connected to the groove 107 and communicated with the oil outlet pipe 2, oil leakage holes are formed in the central pipe 1010, the filtered engine oil flows through the central pipe 1010, the lower end of the central pipe 1010 is communicated with the oil outlet pipe 2, and therefore the purified engine oil can flow out through the oil outlet pipe 2.

As shown in fig. 3, in some embodiments, a cylindrical filter paper 109 is fixedly connected to the outer wall of the central tube 1010, the cylindrical filter paper 109 is disposed on the outer wall of the central tube 1010 to perform a further purification protection function, and the cylindrical filter paper 109 is disposed on the outer side of the central tube 1010 to facilitate taking out and repairing.

As shown in fig. 4, in some embodiments, the clamping assembly 3 includes a support 301 fixedly connected to the outer wall of the filter body 1, a pressure rod 302 is installed on the support 301, and a pressing plate 304 for clamping the protective cover 4 is rotatably connected to the upper end of the pressure rod 302 through a bearing seat 303, when the protective cover 4 needs to be clamped and positioned, the pressure rod 302 can be driven to work to extend the length thereof, the pressing plate 304 is rotated, the pressing plate 304 is correspondingly arranged above the protective cover 4, the pressure rod 302 is then driven reversely to shorten the length thereof, and then the protective cover 4 is clamped and fixed by the pressing plate 304, which is simple and convenient, and can realize the quick fixing of the protective cover 4, the fixing effect is firm, the sealing performance is good, the engine oil is not easy to leak out, the mode also facilitates the maintenance and replacement of the filter mechanism inside the filter body 1, and when the maintenance and replacement of the filter mechanism are needed, the operation of the air pressure rod 302 is only required, which is simple and convenient, thereby ensuring the stable use of the filter body 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an increase area of filtration's car oil filter, includes filter body (1), its characterized in that: fixedly connected with advances oil pipe (5) on protective cover (4) of filter body (1), and the equidistance is provided with centre gripping subassembly (3) that are used for fixing a position protective cover (4) on the outer wall of filter body (1), filter body (1) includes casing (101), and is provided with slope shape spiral guide plate (102) that are used for reducing the machine oil velocity of flow on the inner wall of casing (101), the equal fixedly connected with filter core base (106) of inside upper end and lower extreme of casing (101), be provided with slope shape filter paper (103) that correspond with slope shape spiral guide plate (102) on outer filter core (104) between filter core base (106).

2. The automotive oil filter of claim 1, wherein the filter area is increased by: an inner filter element (108) is fixedly connected to the inner side of the outer filter element (104) between the filter element bases (106), and a positioning frame (105) is arranged between the outer filter element (104) and the inner filter element (108).

3. The automotive oil filter of claim 1, wherein the filter area is increased by: the lower extreme fixedly connected with of filter body (1) goes out oil pipe (2), and casing (101) inside corresponds oil pipe (2) department and offers recess (107), center tube (1010) of fixedly connected with and play oil pipe (2) intercommunication on recess (107).

4. The automotive oil filter of claim 3, wherein the filter area is increased by: the outer wall of the central tube (1010) is fixedly connected with cylindrical filter paper (109).

5. The automotive oil filter of claim 1, wherein the filter area is increased by: the clamping assembly (3) comprises a support (301) fixedly connected to the outer wall of the filter body (1), an air pressure rod (302) is mounted on the support (301), and the upper end of the air pressure rod (302) is rotatably connected with a pressing plate (304) used for clamping the protective cover (4) through a bearing seat (303).